basic fuchsin-methylene blue stain

n.
  1. A stain that produces differential staining in which nuclei stain purple; collagen and connective tissue stain blue; mitochondria, myelin, and lipid droplets stain red; and cytoplasm, smooth muscle cells, and chrondroblasts stain pink.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.